* libsupc++/typeinfo (__GXX_MERGED_TYPEINFO_NAMES): New macro.
	* libsupc++/tinfo.cc (std::typeinfo::operator==): Use strcmp
	whenever !__GXX_MERGED_TYPEINFO_NAMES.
	* libsupc++/tinfo2.cc (std::typeinfo::before): Likewise.

From-SVN: r39438